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单词 backcross
释义

WordReference Random House Unabridged Dictionary of American English © 2024
back•cross  (bakkrôs′, -kros′),USA pronunciation [Genetics.]
v.t. 
  1. Geneticsto cross (a hybrid of the first generation) with either of its parents.

n. 
  1. Geneticsan instance of such crossing.
  • back2 + cross 1900–05

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更新时间:2024/11/13 12:16:33